package point2;

public class Point {
	double x, y, z;
	public Point(double _x,double _y,double _z) {
		x =_x;
		y =_y;
		z =_z;
	}
	public Point() {
	}
	public double getDistance(Point dest) {
		return Math.sqrt((x - dest.x) * (x - dest.x) + (y - dest.y) * (y - dest.y) + (z - dest.z) * (z - dest.z));
	}

}
class TestPoint{
	public static void main(String[] args) {
		Point origin =new Point();
		Point dest = new Point(1.0,2.0,3.0);
		System.out.println(dest.getDistance(origin));
	}
}